Casellas, Christian

Venus

• Venus is an average .72(AU) from the sun.
• The time of one rotation on Venus is 243 Earth days.
• The time of one revolution on Venus is 224.7 Earth days.
• The diameter of Venus is 12,104 (KM).

Facts:

1. A day on Venus is longer than a year on Venus!
2. Venus has an iron core.
3. Venus is really hot going over 400 degrees Celsius!
4. Besides the sun and the moon Venus is the brightest thing in the sky.

Neptune

• Neptune is an average 30.05(AU) from the sun.
• The time of 1 rotation on Neptune 16.1 Earth days.
• The time of 1 revolution on Neptune is 163.7 Earth years.
• The diameter of Neptune is 49,528(KM).

Facts:

1. Neptune is farther away from the sun than Pluto for 20 Earth years.
2. Since Neptune discovery it has only orbited the sun once!
3. Pluto may have been 1 of Neptune's moons.
4. Neptune's moon Triton is a retrograde.

Comets

Facts:

1. Comets are mostly made of ice,dust and carbon.
2. A Comet is a large frozen mass of gas and dust.
3. Comets are often called dirty snowballs.
4. In 2005 NASA made a mission to collide with a Comet to see what it was made out of.
5. A Comet is the size of a small town.

Black Holes

Facts:

1. A Black Hole is the core of a collapsed star.
2. Black Holes will suck in anything close enough.
3. Black Holes are very dangerous.
4. Anything that gets trapped in a Black Hole will never get out.
5. Black Holes used to be a star.